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RecallGazette

Vehicle problems, recalls & safety intelligence

Chevrolet Colorado 2004–2006technical service bulletin

Bulletin 07123 · NHTSA communication 10022722 · issued Sep 1, 2008

Technical service bulletin
communication type
Engine and Engine Cooling
component
2004–2006
model years
6
vehicle entries

Official summary

Chevrolet gmc service campaign: see document search button for owner letter. Special coverage adjustment - engine intake valve seat may wear, such that combustion leakage occurs. Equipped with either a 2.8l (rpo lk5) 4 cylinder or 3.5l (rpo l52) 5 cylinder engine. *nj csc letter was received. Updated 3/9/09. *pe

What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.